Morris Kolodney was an American electrochemical engineer.
Kolodney worked on purifying plutonium for the atomic bombs at Los Alamos as a senior scientist. He was the first person in the world to hold metallic plutonium.
After the war, he served as a professor of chemical engineering at CCNY for many years. He holds many patents including for electromanganese, now used in US dollar coins. For more on Kolodney, see Oh, what his hands have held.